Lesson 1.1
Jordan had a bag full of marbles. He had 3 green, 4 blue, and 2 red. What is the ratio of blue marbles to green marbles? Write the ratio three ways.
4/3
4 : 3
4 to 3
The ratio of poodles to beagles in the dog show is 2 : 3. Create three equivalent ratios for this situation.
4 : 6 = 6 : 9 = 8 : 12 = 10 : 15 = 12 : 18 = 14 : 21 = 16 : 24 = 18 : 27 = 20 : 30
Find the unit rate: 28 ounces in 3.5 servings
8 ounces in 1 serving
Which is the cheaper rate? 1 PopSocket for $8.99 or 3 PopSockets for $21.99.
3 PopSockets for $21.99
Megan has a bag of Skittles. She pours some in her hand and finds 9 orange, 7 yellow, 5 red, 3 green, and 6 purple. What is the ratio of purple Skittles to all Skittles? Write it three ways and in simplest form.
1/5
1 : 5
1 to 5
Create a ratio table for cats to dogs. There are 2 cats for every 5 dogs at a rescue shelter.
Cats = 2, 4, 6, 8, 10
Dogs = 5, 10, 15, 20, 25
Trish is making cupcakes for a family reunion. She used 16 cups of flour to make 4 batches. Construct a double number line for the situation. How many cups of flour are needed for 7 batches of rolls?
28 cups of flour
Which is the larger rate?
147 miles per 7 gallons
or
360 miles per 18 gallons
147 miles per 7 gallons
Calvin has six times as many baseball cards as basketball cards. What ratio represents the comparison of baseball cards to basketball cards?
6/1
6 : 1
6 to 1
The ratio of girls to boys who signed up for swim team is 5 to 4. If there are 36 students on the swim team, how many of them are girls?
20 girls
A bakery sells 8 cupcakes for $10. How much would 30 cupcakes cost?
It would cost $37.50 for 30 cupcakes.
Which is the better buy? 4 pack of highlighters for $3.99 or 8 pack of highlighters for $8.79.
4 pack of highlighters for $3.99
The local grocery store sold four apples for every one pineapple. Altogether, the store sold 150 apples and pineapples in one day. How many pineapples were sold?
30 pineapples
Kyle sells sandwiches at the deli. He sells five turkey sandwiches for every two ham sandwiches. How many ham sandwiches were sold if 45 turkey sandwiches were sold?
18 ham sandwiches
A copy shop charges $5.40 for 60 pages. How much would 150 pages cost?
It would cost $13.50 for 150 pages.
Emma biked 48 miles in 2 miles. Lucas biked 90 miles in 3 hours. If both biked at these same rates for a total of 5 hours, how much farther did Lucas travel than Emma?
Lucas travelled 30 miles further.
At the zoo, there are three monkeys for every two elephants. The ratio of monkeys to koala bears is 6 : 1. If there are 5 koala bears at the zoo, how many elephants are at the zoo?
20 elephants
The table below shows the amount of cartons of strawberry yogurt sold at 5 different stores. Which two stores have an equivalent ratio when comparing strawberry yogurts to total yogurts sold?
Stores C and D
Miranda’s mom sent her to the grocery store with $20.00. She bought 2 pounds of roast beef, 3 pounds of apples, 1 loaf of bread and 1 gallon of milk. She could buy anything else at the store she wanted with the remaining money. Did she have enough money to purchase one cookie and one bag of popcorn?
Roast beef: $5.00 per pound
Apples: $2.50 for 2 pounds
Bread: $2.00 per loaf
Milk: $2.50 per gallon
Cookie: $1.50 for 2 cookies
Popcorn: $1.25 per bag
No
Sam walks home from school every day at a rate of 4 miles per hour. It takes him 30 minutes to reach home. His sister, Candy, runs home from the same school every day at a rate of 6 miles per hour. How many fewer minutes does it take Candy to reach home than Sam?
10 minutes